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10506106105 = 5115916719387
BaseRepresentation
bin10011100100011011…
…00111010011111001
31000010012002111011221
421302031213103321
5133004030343410
64454302152041
7521231266645
oct116215472371
930105074157
1010506106105
114501472020
122052582621
13cb57cc941
14719467c25
154175304da
hex2723674f9

10506106105 has 32 divisors (see below), whose sum is σ = 14071034880. Its totient is φ = 7465936320.

The previous prime is 10506106103. The next prime is 10506106133. The reversal of 10506106105 is 50160160501.

It is not a de Polignac number, because 10506106105 - 21 = 10506106103 is a prime.

It is a super-2 number, since 2×105061061052 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10506106105.

It is not an unprimeable number, because it can be changed into a prime (10506106103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 532222 + ... + 551608.

It is an arithmetic number, because the mean of its divisors is an integer number (439719840).

Almost surely, 210506106105 is an apocalyptic number.

It is an amenable number.

10506106105 is a deficient number, since it is larger than the sum of its proper divisors (3564928775).

10506106105 is a wasteful number, since it uses less digits than its factorization.

10506106105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19629.

The product of its (nonzero) digits is 900, while the sum is 25.

Adding to 10506106105 its reverse (50160160501), we get a palindrome (60666266606).

It can be divided in two parts, 10506 and 106105, that added together give a palindrome (116611).

The spelling of 10506106105 in words is "ten billion, five hundred six million, one hundred six thousand, one hundred five".

Divisors: 1 5 11 55 59 167 295 649 835 1837 3245 9185 9853 19387 49265 96935 108383 213257 541915 1066285 1143833 3237629 5719165 12582163 16188145 35613919 62910815 178069595 191020111 955100555 2101221221 10506106105